Update the list of URLs in README of testproj

Author: stephane

testproj/README.md

@@ -12,6 +12,8 @@ Available URLs:
 - <http://127.0.0.1:8000/>
 - <http://127.0.0.1:8000/nulls/first>
 - <http://127.0.0.1:8000/nulls/last>
-- <http://127.0.0.1:8000/jinja2>
+- <http://127.0.0.1:8000/jinja>
+- <http://127.0.0.1:8000/jinja/nulls/first>
+- <http://127.0.0.1:8000/jinja/nulls/last>
 
 To run tests: `./manage.py test`.